Chemistry 12th Edition

Published by McGraw-Hill Education
ISBN 10: 0078021510
ISBN 13: 978-0-07802-151-0

Chapter 21 - Metallurgy and the Chemistry of Metals - Questions & Problems - Page 953: 21.36

Answer

The third ionization energy requires removing an electron from a new p sub-orbital

Work Step by Step

Taking an electron from a full p-orbital will require a lot more energy due to a much larger increase in effective nuclear charge
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